:root {
  font-family: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;
  line-height: 1.5;
  font-weight: 400;
  color-scheme: light dark;
  background-color: #f0f0f0;
}

body {
  margin: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  min-width: 320px;
  min-height: 100vh;
}

.game-container {
  text-align: center;
}

.menu {
  margin-bottom: 20px;
}

.menu button {
  margin: 10px;
  padding: 10px 20px;
  font-size: 1em;
  background-color: #4CAF50;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

.menu input {
  padding: 8px;
  margin-right: 10px;
  border: 1px solid #ccc;
  border-radius: 4px;
}

.board {
  display: inline-block;
  background-color: #dcb35c;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.row {
  display: flex;
}

.cell {
  width: 40px;
  height: 40px;
  border: 1px solid #000;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  position: relative;
  background-color: #dcb35c;
}

.cell::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 30px;
  height: 30px;
  border-radius: 50%;
}

.cell.black::before {
  background-color: #000;
}

.cell.white::before {
  background-color: #fff;
}

.status {
  margin-top: 20px;
  font-size: 1.5em;
  font-weight: bold;
}

.room-info {
  margin-top: 10px;
  font-size: 1.2em;
  color: #666;
}